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  2. Photo print sizes - Wikipedia

    en.wikipedia.org/wiki/Photo_print_sizes

    The alternative Super series, denoted SnR, nR Plus or nR+, has an aspect ratio of 3∶2 (or as close as possible) and thus provides a better fit for standard 135 film (35 mm) at sizes of 8 inches or above. 5R is twice the size of a 2R print, 6R twice the size of a 4R print and S8R twice the size of 6R. 4D/6D is a newer size for most consumer ...

  3. Tiled printing - Wikipedia

    en.wikipedia.org/wiki/Tiled_printing

    The Rasterbator - a popular tiled printing application for Windows, which is free and open source software; The Rasterbator Online - official online version of The Rasterbator; Rasterbator-NG - a Mono-based Rasterbator version; Block Posters - online application that creates any size pdf posters from up to 1 MB images (free)

  4. Aspect ratio (image) - Wikipedia

    en.wikipedia.org/wiki/Aspect_ratio_(image)

    Print sizes are usually defined by their portrait dimensions (tall) while equipment aspect ratios are defined by their landscape dimensions (wide, flipped sideways). A good example of this a 4×6 print (6 inch wide by 4 inch tall landscape) perfectly matches the 3:2 aspect ratio of a DSLR/35 mm, since 6/2=3 and 4/2=2.

  5. Pixel density - Wikipedia

    en.wikipedia.org/wiki/Pixel_density

    Pixels per inch (or pixels per centimetre) describes the detail of an image file when the print size is known. For example, a 100×100 pixel image printed in a 2 inch square has a resolution of 50 pixels per inch.

  6. Dots per inch - Wikipedia

    en.wikipedia.org/wiki/Dots_per_inch

    In printing, DPI (dots per inch) refers to the output resolution of a printer or imagesetter, and PPI (pixels per inch) refers to the input resolution of a photograph or image. DPI refers to the physical dot density of an image when it is reproduced as a real physical entity, for example printed onto paper. [ 4 ]

  7. Comparison of graphics file formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_graphics...

    printing/publishing industry standard format PPM: Portable Pixmap File Format ASCII.ppm image/x-portable-pixmap Very easy to understand. Programs to analyze and write to this format are easily written. Yes PSD: Photoshop Document Adobe Systems.psd, .psb, .pdb,.pdd image/vnd.adobe.photoshop [6] Used mainly for storing image manipulation ...

  8. Lines per inch - Wikipedia

    en.wikipedia.org/wiki/Lines_per_inch

    Lines per inch (LPI) is a measurement of printing resolution. A line consists of halftones that is built up by physical ink dots made by the printer device to create different tones. Specifically LPI is a measure of how close together the lines in a halftone grid are.

  9. Film poster - Wikipedia

    en.wikipedia.org/wiki/Film_poster

    The world's first film poster (to date), for 1895's L'Arroseur arrosé, by the Lumière brothers Rudolph Valentino in Blood and Sand, 1922. The first poster for a specific film, rather than a "magic lantern show", was based on an illustration by Marcellin Auzolle to promote the showing of the Lumiere Brothers film L'Arroseur arrosé at the Grand Café in Paris on December 26, 1895.